package cn.tedu.boot31.controller;

import cn.tedu.boot31.entity.Emp;
import cn.tedu.boot31.mapper.EmpMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

@RestController
public class EmpController {
    //把Mapper装配进来
    @Autowired(required = false)
    EmpMapper mapper;

    @RequestMapping("/insert")
    public String insert(Emp  emp){
        mapper.insert(emp);
        return "添加完成";
    }

    @RequestMapping("/select")
    public String select(){
        List<Emp> list = mapper.select();
        String html = "<table border=1>";
        html+="<caption>员工列表</caption>";
        html+="<tr><th>id</th><th>名字</th><th>工资</th><th>工作</th><th>操作</th></tr>";
        //把查询出来的员工信息添加表格中
        for (Emp e:list){
            html+="<tr>";
            html+="<td>"+e.getId()+"<td>";
            html+="<td>"+e.getName()+"<td>";
            html+="<td>"+e.getSal()+"<td>";
            html+="<td>"+e.getJob()+"<td>";
            html+="<td><a href ='/delete?id="+e.getId()+"'>删除</a><td>";
            html+="</tr>";
        }
        html+="</table>";
        return html;
    }
    @RequestMapping("/delete")
    public String delete(int id){
        mapper.deleteId(id);
        return "删除完成！ <a href='/select'> 返回查询列表 <a>";
    }

    @RequestMapping("/update")
    public String update(Emp  emp){
        System.out.println(emp);
        mapper.update(emp);
        return "修改完成！ <a href='/select'> 返回查询列表 <a>";
    }

}
